Compilare: user.cpp: In function ‘void DFS(int, int)’: user.cpp:100:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<G[node].size();i++) ^ user.cpp: In function ‘void Cuplaj()’: user.cpp:151:11: warning: unused variable ‘cuplaj’ [-Wunused-variable] int i,cuplaj=0; ^ user.cpp: In function ‘void findEdges()’: user.cpp:185:48: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=RestY.size()-1;i>=RestX.size();i--) ^ user.cpp:190:48: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=RestX.size()-1;i>=RestY.size();i--) ^